Non-Interactive Proofs of Knowledge
Additive Proofs of Knowledge - A New Notion For Non-Interactive Proofs
... NIWI proofs implicitly implies that it is no longer possible to extract the proof π 1 just given π 2 , x 1 , x 2 ...NIWI proofs arise naturally from the aggregate signatures of [1] as described ...
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Efficient Zero-Knowledge Proofs and Applications
... the non-interactive form of PK w : R( s , w ) = 1 using the above transformation and nonce M ...the interactive protocol and the Fiat-Shamir transformed protocol is that, in the latter case, P ∗ ...
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Non-Interactive Proofs for Integer Multiplication
... get non-interactive protocols without some sort of set- up ...for non-interactive ...give non-interactive proofs of size Ω(lκ|C|) where |C| is the size of a Boolean ...
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Non-Interactive Zero-Knowledge Proofs of Non-Membership
... Zero-Knowledge Proofs with Witness Elimination This issue comes from the fact that the validity of the projection key hp is nowhere verified in the generic descrip- ...
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Non-Interactive Zero-Knowledge Proofs for Composite Statements
... In this section we use the building blocks we constructed in Sections 4 and 3, to devise proofs for compound statements. In the following, we distinguish between functions that have an efficient al- gebraic ...
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Efficient Designated-Verifier Non-Interactive Zero-Knowledge Proofs of Knowledge
... of Knowledge Pyrros Chaidos ? and Geoffroy Couteau ?? ...designated-verifier non-interactive zero-knowledge proofs (DVNIZK) for a wide class of algebraic languages over abelian groups, ...
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Non-Locality in Interactive Proofs
... Second, the non-locality of simulators is a characterization of the resilience of zero-knowledge. A protocol with local simulators which can withstand arbitrary (malicious) verifiers is more resilient than ...
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Non-interactive zero-knowledge proofs in the quantum random oracle model
... Online-extractable proofs are a specific form of proofs of knowledge where extraction is supposed to work by only looking at the proofs generated by the adversary and at the oracle queries ...
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Minimizing Non-interactive Zero-Knowledge Proofs Using Fully Homomorphic Encryption
... Else return (verification, sid, pid, 0) Figure 3: Universally composable NIZK proof for R. Theorem 8 The protocol φ in Figure 3 securely realizes F NIZK R in the F NIZK R F -hybrid model. Proof. We have to show that for ...
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Zero-Knowledge Multi-Prover Interactive Proofs
... Lemma 4.7. Suppose that an oracle H stores a function A. Then there is a polynomial-time oracle machine interacting with H that will always accept if A is multilinear, but reject with probability exponentially close to 1 ...
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Succinct Non-Interactive Arguments via Linear Interactive Proofs
... verification, proofs consisting of only O(1) encrypted (or encoded) field elements, and verification via arithmetic circuits that are linear in the ...leveraging knowledge-of-exponent assumptions [Dam92, ...
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Non-interactive zero knowledge proofs for the authentication of IoT devices in reduced connectivity environments
... novel non- interactive zero-knowledge (NIZKP) authentication protocol that incorporates the limiting factors in IoT communication devices and ...
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Non-Malleable Multi-Prover Interactive Proofs and Witness Signatures
... the knowledge extractor could potentially use the values predicted by the entropy learner, to generate prover messages for the rewinding ...a knowledge extractor that extracts a witness from such a prover ...
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Non-interactive zaps of knowledge
... a non-interactive, perfectly sound computa- tionally witness-indistinguishable proof ...simulate proofs. However, if the prover must construct two proofs under two different CRS’s which are ...
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Efficient and Non-Malleable Proofs of Plaintext Knowledge and Applications
... of non-malleable proofs of knowledge [15, 34, 13] — especially in the interactive case where a logarithmic number of rounds are needed — are very ...available, non-malleable ...
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A non-interactive deniable authentication scheme based on designated verifier proofs
... On the other hand, the notion of deniable authentication was formalized by Dwork et al. [5] using simulation paradigm. In other words, an authentication protocol is deniable if the view of any verifier can be simulated ...
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Perfect Non-Interactive Zero Knowledge for NP
... The main idea in overcoming these hurdles is to commit to the witness w and make a NIZK proof that indeed we have committed to a witness w so C(w) = 1. We must show that our NIZK proof has a simulation-soundness property ...
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Indistinguishable proofs of work or knowledge
... how non-interactive PoWorKs can be used to reduce spam email by forcing users sending an e-mail to either prove to the mail server they are approved contacts of the recipient or to perform computational ...
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Indistinguishable Proofs of Work or Knowledge
... how non-interactive PoWorKs can be used to reduce spam email by forcing users sending an e-mail to either prove to the mail server they are approved contacts of the recipient or to per- form computational ...
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Indistinguishable Proofs of Work or Knowledge
... 4 Applications Below we present some practical and theoretical applications of our PoWorK. When using PoWorK in practice we must ensure that the verifier cannot distinguish between the two types of provers based on their ...
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